title: Ultrasensitive detection of lead(II) with DNAzyme and gold nanoparticles probes by using a dynamic light scattering technique.
abstract: A dynamic light scattering sensor for Pb(2+) was constructed with oligonucleotide-modified gold nanoparticles based upon its cleavage property for DNAzyme.
authors.affiliation: School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, P. R. China.
authors.forename: Xiangmin
authors.initials: X
authors.lastname: Miao
authors.forename: Liansheng
authors.initials: L
authors.lastname: Ling
authors.forename: Xintao
authors.initials: X
authors.lastname: Shuai
mesh_terms: D021881:DNA, Catalytic / Q000737:chemistry / Q000378:metabolism*; D006046:Gold / Q000737:chemistry*; D006863:Hydrogen-Ion Concentration; D007854:Lead / Q000032:analysis*; D008027:Light; D053768:Metal Nanoparticles / Q000737:chemistry*; D009841:Oligonucleotides / Q000737:chemistry; D012542:Scattering, Radiation
chemical_list: D021881:DNA, Catalytic; D009841:Oligonucleotides; D007854:Lead; D006046:Gold